EP 0435465 A3 19911127 - RADIAL PLY TYRE
Title (en)
RADIAL PLY TYRE
Publication
Application
Priority
JP 31245489 A 19891130
Abstract (en)
[origin: EP0435465A2] A radial ply tyre (1) with a steel belt (7), which comprises a carcass ply (6) turned up around bead cores (5) from the axially inside to the outside thereof and a belt (7) comprising two plies (7i, 7o) of parallel steel cords disposed radially outside the carcass ply (6) in a tread portion (2) of the tyre (1) wherein the amount of steel included in the radially innermost belt ply (7i) per an axial unit width and a circumferential unit length thereof is less than that in the radially outer belt ply (7o) disposed on the radially outside of the innermost belt ply (7i). <IMAGE>
IPC 1-7
IPC 8 full level
CPC (source: EP US)
B60C 9/2009 (2013.01 - EP US); B60C 2009/2048 (2013.01 - EP); Y10T 152/10765 (2015.01 - EP US)
Citation (search report)
- [X] DE 3407874 A1 19841031 - BRIDGESTONE TIRE CO LTD [JP]
- [X] FR 2246404 A1 19750502 - BAYER AG [DE]
- [X] FR 2512747 A1 19830318 - BRIDGESTONE TIRE CO LTD [JP]
- [A] FR 2398623 A1 19790223 - MICHELIN & CIE [FR]
- [A] FR 2337053 A1 19770729 - PIRELLI [IT]
Designated contracting state (EPC)
DE FR GB
DOCDB simple family (publication)
EP 0435465 A2 19910703; EP 0435465 A3 19911127; EP 0435465 B1 19940608; DE 69009720 D1 19940714; DE 69009720 T2 19940922; JP 2742310 B2 19980422; JP H03169716 A 19910723; US 5225012 A 19930706
DOCDB simple family (application)
EP 90312927 A 19901128; DE 69009720 T 19901128; JP 31245489 A 19891130; US 61899690 A 19901128